Technical Publications

This page contains a listing of technical publications that may be of interest to providers performing electronic submissions.

CMC and HIPAA 5010 Overview

• HIPAA 5010 Medi-Cal Companion Guide


• Medi-Cal Computer Media Claims (CMC) Billing and Technical Manual – Proprietary formats, Medi-Cal CHDP CMC, ANSI ASC X12N v.5010A1.


• CMC Developers, Vendors and Billing Services Directory (Updated December 22, 2021)


• Electronic Attachment and Image Specifications Third-Party Vendors


• Supplemental Claims Payment Information (SCPI) User Guide (Updated September 15, 2021): For more information on the enrollment forms visit the Forms page of the Medi-Cal website.

270 Transactions

• 270 Batch Eligibility Test Document


• 270 Real-Time Eligibility Test Document

835 Transactions

• CA-MMIS 835 Companion Guide

BIC/HAP Card Specifications

• Identification Cards Magnetic Stripe Formats